dpd tablet Articles

  • Can I measure monochloramine on a palintest photometer?

    Normally, DPD 1 gives free chlorine Addition of DPD 3 (excess KI) gives free and combined chlorine (chloramine) Instead of DPD 3, DPD 2 is used (which has a trace of KI).  This only reacts with monochloramine.  So subtracting the DPD 1 result gives the level of monochloramine.  DPD 2 part code is 1177203 priced the ...


    By Camlab Limited

  • Chlorine mystery solved

    Following the installation of in-pipe drinking water quality monitoring sondes, distribution engineers discovered an occasional significant disparity between the Intellisondes’ data and results from grab samples tested by a photometer tablet (DPD) method. For most of the time, there was close agreement between the two methods, but periodically, the photometer results varied wildly, whilst ...


    By Intellitect Water Ltd

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